:root {
  --primary-color: #007AFF;
  --background-color: #ffffff;
  --text-color: #333333;
  --border-color: #e5e7eb;
  --sidebar-width: 260px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
    Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.5;
}

#app {
  width: 100vw;
  height: 100vh;
}

.app-container {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: #f9fafb;
  height: 100vh;
  overflow: hidden;
}

.chat-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

p {
  color: #666;
  font-size: 1.2rem;
} 